elementui textarea禁止回车换行

<el-input
            v-model="form.note"
            required
            maxlength="500"
            :rows="4"
            show-word-limit
            type="textarea"
            placeholder="请输入备注信息"
            @keydown.enter.native="handleTextareaKeydown"
          />

@keydown.enter.native="handleTextareaKeydown"

methods: {

    // 限制输入框换行操作

    handleTextareaKeydown() {

      const e = window.event || arguments[0]

      if (e.key === 'Enter' || e.code === 'Enter' || e.keyCode === 13) {

        e.returnValue = false

        return false

      }

    }

}